cnvd-2015-03813
Vulnerability from cnvd
Title: OpenSSL do_free_upto函数拒绝服务漏洞
Description:
OpenSSL是一种开放源码的SSL实现，用来实现网络通信的高强度加密，现在被广泛地用于各种网络应用程序中。
OpenSSL的crypto/cms/cms_smime.c文件中的‘do_free_upto’函数存在安全漏洞。远程攻击者利用此漏洞通过触发BIO数据结构的NULL值，可造成拒绝服务(无限循环）。
Severity: 中
Patch Name: OpenSSL do_free_upto函数拒绝服务漏洞的补丁
Patch Description:
OpenSSL是一种开放源码的SSL实现，用来实现网络通信的高强度加密，现在被广泛地用于各种网络应用程序中。
OpenSSL的crypto/cms/cms_smime.c文件中的‘do_free_upto’函数存在安全漏洞。远程攻击者利用此漏洞通过触发BIO数据结构的NULL值，可造成拒绝服务(无限循环）。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description:
目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： https://www.openssl.org/news/secadv_20150611.txt
Reference: https://www.openssl.org/news/secadv_20150611.txt https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-1792
Impacted products
| Name | ['OpenSSL OpenSSL <0.9.8zg', 'OpenSSL OpenSSL 1.0.0(<1.0.0s)', 'OpenSSL OpenSSL 1.0.1(<1.0.1n)', 'OpenSSL OpenSSL 1.0.2(<1.0.2b)'] |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2015-1792"
}
},
"description": "OpenSSL\u662f\u4e00\u79cd\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0\uff0c\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\uff0c\u73b0\u5728\u88ab\u5e7f\u6cdb\u5730\u7528\u4e8e\u5404\u79cd\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002 \r\n\r\nOpenSSL\u7684crypto/cms/cms_smime.c\u6587\u4ef6\u4e2d\u7684\u2018do_free_upto\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u901a\u8fc7\u89e6\u53d1BIO\u6570\u636e\u7ed3\u6784\u7684NULL\u503c\uff0c\u53ef\u9020\u6210\u62d2\u7edd\u670d\u52a1(\u65e0\u9650\u5faa\u73af\uff09\u3002",
"discovererName": "Michal Zalewski (Google)",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttps://www.openssl.org/news/secadv_20150611.txt",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2015-03813",
"openTime": "2015-06-17",
"patchDescription": "OpenSSL\u662f\u4e00\u79cd\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0\uff0c\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\uff0c\u73b0\u5728\u88ab\u5e7f\u6cdb\u5730\u7528\u4e8e\u5404\u79cd\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002 \r\n\r\nOpenSSL\u7684crypto/cms/cms_smime.c\u6587\u4ef6\u4e2d\u7684\u2018do_free_upto\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u901a\u8fc7\u89e6\u53d1BIO\u6570\u636e\u7ed3\u6784\u7684NULL\u503c\uff0c\u53ef\u9020\u6210\u62d2\u7edd\u670d\u52a1(\u65e0\u9650\u5faa\u73af\uff09\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
"patchName": "OpenSSL do_free_upto\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": [
"OpenSSL OpenSSL \u003c0.9.8zg",
"OpenSSL OpenSSL 1.0.0(\u003c1.0.0s)",
"OpenSSL OpenSSL 1.0.1(\u003c1.0.1n)",
"OpenSSL OpenSSL 1.0.2(\u003c1.0.2b)"
]
},
"referenceLink": "https://www.openssl.org/news/secadv_20150611.txt\r\nhttps://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-1792",
"serverity": "\u4e2d",
"submitTime": "2015-06-16",
"title": "OpenSSL do_free_upto\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…